QubeChain uses Self-Sovereign identity to validate each and every user. PASSWORDS are never used. An id & password are two factors. QubeChain on average uses 5 factor authentication but never less than 3 factor. As a user of any QubeChain product you can rest assured that your identity which connects you with all your private healthcare data is verified with 3 or more multi-factor authentication and all access is recorded to the BitCoin blockchain for permanent record.